Sony STR-K1500 Service Manual - Page 30

Schematic Diagram, Display Board, Power Board

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STR-K1500 3-15. SCHEMATIC DIAGRAM - DISPLAY BOARD, POWER BOARD - • See page 41, 42 for IC Block Diagrams. STR-K1500 S100 S115 C108 0.1 R198 1 R122 75 R123 10k C104 0.1 D105 SEL5E20C-STP15 (MULTI CHANNEL DECODING lamp) Q110 2SC1740S-QRT R131 LED DRIVE 2.2k IC102 RPM7240-H4 R115 100 R116 100 R117 100 R118 82k R121 10 C101 0.1 IC100 PT6315 C112 220p C111 220p C110 220p R119 100 C105 10 50V C114 0.22 R120 10 CNP101 3P R114 1k ON CN101 4P C100 0.1 C115 10 50V C146 10 50V C145 0.1 C147 220p IC101 MC74ACT08N C148 220p C149 220p FL101 C144 0.1 L102 JW 30 30 C132 220p C133 220p C134 220p C135 220p C136 220p C137 220p C138 220p C139 220p C140 220p C141 220p C142 220p C143 220p S107 S106 S105 S124 S104 S103 S102 S101 C109 0.1 R199 1 L103 JW C152 0.1 L101 JW C151 0.1 C150 0.1 R107 2.2k R106 1.5k R105 1k R104 680 R103 470 R102 330 R101 220 R111 680 R110 470 R109 330 R108 220 S111 S110 S109 S108 RV102 ENCODER, ROTARY RV101 ENCODER, ROTARY C107 2200p C106 2200p CNS100 23P

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30
30
STR-K1500
STR-K1500
3-15. SCHEMATIC DIAGRAM
– DISPLAY BOARD, POWER BOARD –
• See page 41, 42 for IC Block Diagrams.
(MULTI CHANNEL
DECODING lamp)
R119
C
1
3
5
C
1
3
6
R121
R118
R116
C115
C149
C148
C147
C146
IC101
R199
R198
CNS100
S
1
0
1
S
1
0
2
S
1
0
3
S
1
0
4
S
1
2
4
S
1
0
5
S
1
0
6
S
1
0
7
S
1
0
8
S
1
0
9
S
1
1
0
S
1
1
1
R101
R108
R102
R109
R103
R110
R104
R111
R105
R106
R107
S
1
1
5
S
1
0
0
C100
C108
C114
C
1
3
2
C
1
3
3
C
1
3
4
C
1
37
C
1
3
8
C
1
3
9
C
1
4
0
C
1
4
1
C
1
4
2
C
1
4
3
C145
C152
C105
R120
R114
C144
C109
R117
R115
R131
C
1
1
2
C
1
1
1
C
1
1
0
CN101
CNP101
IC100
L103
L101
L102
FL101
RV101
RV102
C151
C150
C101
IC102
100
2
2
0
p
22
0
p
10
82k
100
2.2k
Q110
2SC1740S-QRT
LED DRIVE
D105
SEL5E20C-STP15
R122
75
R123
10k
C104
0.1
10
50V
220p
220p
220p
10
50V
50V
MC74ACT08N
1
1
23P
220
220
330
330
470
470
680
680
1k
1.5k
2.2k
0.1
0.1
0.22
2
2
0
p
2
2
0
p
2
2
0
p
2
2
0
p
2
2
0
p
2
2
0
p
2
2
0
p
2
2
0
p
2
2
0
p
2
20
p
0.1
0.1
10
10
1k
0.1
C107
2200p
C106
2200p
0.1
100
100
2
2
0
p
2
2
0
p
2
2
0
p
4P
3P
PT6315
JW
JW
JW
ENCODER, ROTARY
ENCODER, ROTARY
0.1
0.1
0.1
RPM7240-H4
ON